verilator/test_regress/t/t_flag_csplit_off.pl
2023-02-26 10:18:40 -05:00

90 lines
2.7 KiB
Perl
Executable File

#!/usr/bin/env perl
if (!$::Driver) { use FindBin; exec("$FindBin::Bin/bootstrap.pl", @ARGV, $0); die; }
# DESCRIPTION: Verilator: Verilog Test driver/expect definition
#
# Copyright 2003 by Wilson Snyder. This program is free software; you
# can redistribute it and/or modify it under the terms of either the GNU
# Lesser General Public License Version 3 or the Perl Artistic License
# Version 2.0.
# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
scenarios(vlt_all => 1);
top_filename("t/t_flag_csplit.v");
while (1) {
# This rule requires GNU make > 4.1 (or so, known broken in 3.81)
#%__Slow.o: %__Slow.cpp
# $(OBJCACHE) $(CXX) $(CXXFLAGS) $(CPPFLAGS) $(OPT_SLOW) -c -o $@ $<
if (make_version() < 4.1) {
skip("Test requires GNU Make version >= 4.1");
last;
}
compile(
v_flags2 => ["--trace --output-split 0 --exe ../$Self->{main_filename}"],
verilator_make_gmake => 0,
);
# We don't use the standard test_regress rules, as want to test the rules
# properly build
run(logfile => "$Self->{obj_dir}/vlt_gcc.log",
tee => $self->{verbose},
cmd=>[$ENV{MAKE},
"-C " . $Self->{obj_dir},
"-f $Self->{vm_prefix}.mk",
"-j 4",
"VM_PREFIX=$Self->{vm_prefix}",
"TEST_OBJ_DIR=$Self->{obj_dir}",
"CPPFLAGS_DRIVER=-D".uc($Self->{name}),
($opt_verbose ? "CPPFLAGS_DRIVER2=-DTEST_VERBOSE=1" : ""),
"OPT_FAST=-O2",
"OPT_SLOW=-O0",
($param{make_flags}||""),
]);
execute(
check_finished => 1,
);
# Never spliting, so should set VM_PARALLEL_BUILDS to 0 by default
file_grep("$Self->{obj_dir}/$Self->{vm_prefix}_classes.mk", qr/VM_PARALLEL_BUILDS\s*=\s*0/);
check_no_splits();
check_all_file();
check_gcc_flags("$Self->{obj_dir}/vlt_gcc.log");
ok(1);
last;
}
1;
sub check_no_splits {
foreach my $file (glob("$Self->{obj_dir}/*.cpp")) {
$file =~ s/__024root//;
if ($file =~ qr/__[1-9]/) {
error("Split file found: $file");
}
}
}
sub check_all_file {
foreach my $file (glob("$Self->{obj_dir}/*.cpp")) {
if ($file =~ qr/__ALL.cpp/) {
return;
}
}
error("__ALL.cpp file not found");
}
sub check_gcc_flags {
my $filename = shift;
my $fh = IO::File->new("<$filename") or error("$! $filenme");
while (defined(my $line = $fh->getline)) {
chomp $line;
print ":log: $line\n" if $Self->{verbose};
if ($line =~ /\.cpp/ && $line =~ qr/-O0/) {
error("File built as slow (should be in __ALL.cpp) : $line");
}
}
}